Arena: W3C's HTML3 browser
- A browser to render documents conforming to the HTML+ specifications which he worked on. HTML+ is now known as HTML3, and Arena's primary purpose is still to be a testbed for HTML3 documents.

NCSA Mosaic
- an Internet information browser and World Wide Web client. NCSA Mosaic was developed at the National Center for Supercomputing Applications at the University of Illinois in Urbana-Champaign.